drm fixes for 5.18-rc1

core:
- Make audio and color plane support checking only happen
  when a CEA extension block is found.
- Small selftest fix.

fbdev:
- two regressions fixes from speedup patches.

ttm:
- Fix a small regression from ttm_resource_fini()

i915:
- Reject unsupported TMDS rates on ICL+
- Treat SAGV block time 0 as SAGV disabled
- Fix PSF GV point mask when SAGV is not possible
- Fix renamed INTEL_INFO->media.arch/ver field
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